You are examining an organism recently found on Mars and are currently trying to identify one of its neurotransmitters.Biochemical characterization indicates that it is a derivative of the amino acid tyrosine,so you classify the novel neurotransmitter as a(n)
A)acetylcholine analogue.
B)catecholamine.
C)neuropeptide.
D)serotonin analogue.
E)GABA analogue.

Question

Quizplus · Accepted Answer

Catecholamines are neurotransmitters in the brain that are derived from the amino acid tyrosine. Examples include dopamine, norepinephrine, and epinephrine. Since the novel neurotransmitter is a derivative of tyrosine, it fits the classification of a catecholamine.

You Are Examining an Organism Recently Found on Mars and Are